{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "584616263",
    "entityType": "User",
    "nonce": "0x0515c6c072858ce07ef53b1544f6a9020a1fcacfa5b79b967ba327417f04b15d",
    "signature": "0x9abe6008d0851cd331e9530595e0aaba7d278a11fa375f57acaefe74ae7ceeb961ae4bd2bd8f55623536de5c51f3cff52c7095e517d57b981b43e263c6fccb311c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}